1. Department of Geriatrics, Neurosciences and Orthopedics; Catholic University of the Sacred Heart; Rome Italy
2. Department of Chemistry; “Sapienza” University of Rome; Rome Italy
3. Gérontopôle; Centre Hospitalier Universitaire de Toulouse; Toulouse France
4. Institut national de la santé et de la recherche médicale (UMR1027); Université de Toulouse III Paul Sabatier; Toulouse France
5. Department of Innovative Clinical Trials; University Medical Center Göttingen (UMG); Göttingen Germany
6. Muscle Metabolism Discovery Performance Unit, Metabolic Pathways and Cardiovascular Therapeutic Area; GlaxoSmithKline R&D; Research Triangle Park NC USA